1. Neurological Clinic; University Hospital Erlangen; Erlangen Germany
2. Epilepsy Center Bethel; Bielefeld Germany
3. Epilepsy Center Berlin-Brandenburg; Berlin Germany
4. Vivantes Humboldt-Klinikum; Berlin Germany
5. Charité; Neurological Clinic; Berlin Germany
6. Epilepsy Center; Neurological Clinic; University Hospital Greifswald; Greifswald Germany
7. Epilepsy Center; Neurological Clinic; University Hospital Marburg; Marburg Germany
8. Department of Neurology; Rummelsberg Hospital; Schwarzenbruck Germany